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What is each expression written using each base only once? (7.57)^ -4 X (7.57)^ 4 a. 8 b. 1 c. 0 d. 757^8
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What is each expression written using each base only once?

(7.57)^ -4 X (7.57)^ 4
a. 8
b. 1
c. 0
d. 757^8

User Rechu
by
8.6k points

1 Answer

4 votes
(7.57)^-4 * (7.57)^4

Add the exponents and keep the base:

7.57^(-4 + 4)

7.57^0

Anything to the power of 0 is one.

1
User Sherrie
by
8.7k points
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